CA1281080C - Bloc de selection numerique de la frequence intermediaire - Google Patents

Bloc de selection numerique de la frequence intermediaire

Info

Publication number: CA1281080C
Authority: CA; Canada
Prior art keywords: signal; binary; digital; providing; coupled
Prior art date: 1985-04-04
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Lifetime

Application number

CA000500739A

Other languages

English (en)

Inventor

Steven C. Jasper

Lester A. Longley

Katherine H. Lambert

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Motorola Solutions Inc

Original Assignee

Motorola Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1985-04-04

Filing date

1986-01-30

Publication date

1991-03-05

1986-01-30 Application filed by Motorola Inc filed Critical Motorola Inc

1991-03-05 Application granted granted Critical

1991-03-05 Publication of CA1281080C publication Critical patent/CA1281080C/fr

2008-03-05 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

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Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/16—Multiple-frequency-changing
- H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
- H03D7/166—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2245—Homodyne or synchrodyne circuits using two quadrature channels
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B28/00—Generation of oscillations by methods not covered by groups H03B5/00 - H03B27/00, including modification of the waveform to produce sinusoidal oscillations

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Amplifiers (AREA)
Communication Control (AREA)
Dc Digital Transmission (AREA)
Circuits Of Receivers In General (AREA)
Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Executing Machine-Instructions (AREA)
Time-Division Multiplex Systems (AREA)
Transmitters (AREA)

CA000500739A 1985-04-04 1986-01-30 Bloc de selection numerique de la frequence intermediaire Expired - Lifetime CA1281080C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US72031185A	1985-04-04	1985-04-04
US720,311		1991-06-25

Publications (1)

Publication Number	Publication Date
CA1281080C true CA1281080C (fr)	1991-03-05

Family

ID=24893523

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000500739A Expired - Lifetime CA1281080C (fr)	1985-04-04	1986-01-30	Bloc de selection numerique de la frequence intermediaire

Country Status (10)

Country	Link
EP (1)	EP0216803B1 (fr)
JP (1)	JPS62502439A (fr)
KR (1)	KR880700552A (fr)
CN (1)	CN1003694B (fr)
AT (1)	ATE87777T1 (fr)
AU (1)	AU573966B2 (fr)
CA (1)	CA1281080C (fr)
DE (1)	DE3688170T2 (fr)
IL (1)	IL77777A (fr)
WO (1)	WO1986005936A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2177876A (en) *	1985-07-08	1987-01-28	Philips Electronic Associated	Radio system and a transmitter and a receiver for use in the system
EP0235264A4 (fr) *	1985-09-03	1990-02-26	Motorola Inc	Recepteur de frequence radio numerique.
EP0310960A3 (fr) *	1987-10-05	1990-04-25	Advantest Corporation	Amplificateur numérique à verrouillage
JP2651680B2 (ja) *	1987-10-19	1997-09-10	株式会社アドバンテスト	デジタルロックイン増幅器
JP2651679B2 (ja) *	1987-10-05	1997-09-10	株式会社アドバンテスト	デジタルロックイン増幅器
GB2215945A (en) *	1988-03-26	1989-09-27	Stc Plc	Digital direct conversion radio
US5375146A (en) *	1993-05-06	1994-12-20	Comsat Corporation	Digital frequency conversion and tuning scheme for microwave radio receivers and transmitters
US5490173A (en) *	1993-07-02	1996-02-06	Ford Motor Company	Multi-stage digital RF translator
DE4434451A1 (de) *	1994-09-27	1996-03-28	Blaupunkt Werke Gmbh	Amplitudendemodulator
BR9605951A (pt) *	1995-04-03	1997-08-19	Motorola Inc	Conversor para cima/modulador conversor para cima/modulador de modos múltiplos aparelho para convenção para cima/modulação de sinais de comunicação de formatos de acesso múltiplo transmissor digital de acesso múltiplo
US6256358B1 (en) *	1998-03-27	2001-07-03	Visteon Global Technologies, Inc.	Digital signal processing architecture for multi-band radio receiver
JP3484980B2 (ja) *	1998-06-23	2004-01-06	日本電気株式会社	無線受信機
JP2001203763A (ja) *	2000-01-24	2001-07-27	Nec Ic Microcomput Syst Ltd	信号伝送方法および装置、データ処理装置
US7096081B2 (en) *	2002-03-01	2006-08-22	Visteon Global Technologies, Inc.	Method of implementing a variable number of filter sections for digital signal processing
EP1788377B1 (fr) *	2004-08-11	2015-11-04	Nihon Dempa Kogyo Co., Ltd.	Dispositif de détection
WO2007074411A2 (fr) *	2005-12-26	2007-07-05	Dsp Group Switzerland Ag	Émetteur, terminal de télécommunication et procédé utilisant l’émetteur
EP2797225B1 (fr) *	2013-04-24	2018-01-10	Analog Devices Global	Procédé et appareil permettant de démoduler un signal modulé en amplitude
US10575395B2 (en) *	2016-06-07	2020-02-25	Honeywell International Inc.	Band pass filter-based galvanic isolator
US11656848B2 (en) *	2019-09-18	2023-05-23	Stmicroelectronics International N.V.	High throughput parallel architecture for recursive sinusoid synthesizer

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL168099C (nl) *	1974-09-12	1982-02-16	Philips Nv	Modulatie- en filterinrichting voor digitale signalen.
US3988539A (en) *	1974-09-16	1976-10-26	Hycom Incorporated	Data transmission system using optimal eight-vector signaling scheme
US3979701A (en) *	1975-06-17	1976-09-07	Communications Satellite Corporation (Comsat)	Non-recursive digital filter employing simple coefficients
FR2331213A1 (fr) *	1975-11-10	1977-06-03	Ibm France	Filtre numerique
US4011438A (en) *	1975-12-17	1977-03-08	Motorola, Inc.	Simplified digital moving target indicator filter
US4071821A (en) *	1976-04-28	1978-01-31	Honeywell Inc.	Quadrature correlation phase determining apparatus
NL175575C (nl) *	1976-05-28	1984-11-16	Philips Nv	Filter- en demodulatie-inrichting.
JPS5322411A (en) *	1976-08-13	1978-03-01	Minolta Camera Co Ltd	Flash-matic change device for came ra
US4159526A (en) *	1977-08-08	1979-06-26	Ncr Corporation	Digitally controlled variable frequency oscillator
US4237554A (en) *	1979-03-01	1980-12-02	Bell Telephone Laboratories, Incorporated	Coefficient tap leakage for fractionally-spaced equalizers
DE3138464A1 (de) *	1981-09-26	1983-04-14	Robert Bosch Gmbh, 7000 Stuttgart	Verfahren zur digitalen demodulation frequenzmodulierter signale
DE3274936D1 (en) *	1981-09-26	1987-02-05	Bosch Gmbh Robert	Digital demodulator for frequency-modulated signals
US4475220A (en) *	1982-01-19	1984-10-02	Rca Corporation	Symbol synchronizer for MPSK signals

1986
- 1986-01-30 EP EP86901242A patent/EP0216803B1/fr not_active Expired - Lifetime
- 1986-01-30 JP JP61501107A patent/JPS62502439A/ja active Pending
- 1986-01-30 KR KR860700859A patent/KR880700552A/ko not_active Ceased
- 1986-01-30 DE DE8686901242T patent/DE3688170T2/de not_active Expired - Fee Related
- 1986-01-30 AU AU54547/86A patent/AU573966B2/en not_active Ceased
- 1986-01-30 AT AT86901242T patent/ATE87777T1/de active
- 1986-01-30 WO PCT/US1986/000219 patent/WO1986005936A1/fr not_active Ceased
- 1986-01-30 CA CA000500739A patent/CA1281080C/fr not_active Expired - Lifetime
- 1986-02-03 IL IL77777A patent/IL77777A/xx not_active IP Right Cessation
- 1986-03-19 CN CN86101766.8A patent/CN1003694B/zh not_active Expired

Also Published As

Publication number	Publication date
IL77777A (en)	1989-09-28
CN1003694B (zh)	1989-03-22
DE3688170T2 (de)	1993-07-08
CN86101766A (zh)	1986-10-01
ATE87777T1 (de)	1993-04-15
DE3688170D1 (de)	1993-05-06
EP0216803B1 (fr)	1993-03-31
EP0216803A4 (fr)	1988-11-02
WO1986005936A1 (fr)	1986-10-09
AU5454786A (en)	1986-10-23
JPS62502439A (ja)	1987-09-17
KR880700552A (ko)	1988-03-15
EP0216803A1 (fr)	1987-04-08
AU573966B2 (en)	1988-06-23

Legal Events

Date	Code	Title	Description
2000-03-06	MKLA	Lapsed

Publication	Publication Date	Title
CA1281080C (fr)	1991-03-05	Bloc de selection numerique de la frequence intermediaire
US4893316A (en)	1990-01-09	Digital radio frequency receiver
FI98584B (fi)	1997-03-27	Menetelmä ja piirijärjestely vastaanotetun signaalin käsittelemiseksi
KR0130471B1 (ko)	1998-10-01	Ssb 신호 발생기
US5444415A (en)	1995-08-22	Modulation and demodulation of plural channels using analog and digital components
US5621345A (en)	1997-04-15	In-phase and quadrature sampling circuit
US5701106A (en)	1997-12-23	Method and modulator for modulating digital signal to higher frequency analog signal
US6049573A (en)	2000-04-11	Efficient polyphase quadrature digital tuner
CA2160045C (fr)	1999-04-27	Filtre en peigne a traitement en parallele des etages d'integration
AU611584B2 (en)	1991-06-13	Digital radio frequency receiver
EP0676880A2 (fr)	1995-10-11	Modulateur/démodulateur avec filtrage en bande de base
EP0461721A1 (fr)	1991-12-18	Emetteur comportant un dispositif électronique pour engendrer un signal porteur modulé
JP3294017B2 (ja)	2002-06-17	複素ベースバンド信号のデジタル発生方法
KR100959229B1 (ko)	2010-05-19	데이터 수신 장치
US20020067218A1 (en)	2002-06-06	Circuit configuration for producing a quadrature-amplitude-modulated transmission signal
US5204683A (en)	1993-04-20	Radar receiver for a radar having a digital beam forming antenna
US20020097806A1 (en)	2002-07-25	Baseband I and Q converter and method for performing baseband I and Q conversion
JPH0669969A (ja)	1994-03-11	４相位相変調器
JP3100018B2 (ja)	2000-10-16	直交位相変調回路
CA1318358C (fr)	1993-05-25	Recepteur numerique de radiofrequences
KR0156195B1 (ko)	1998-11-16	디지탈 데이터의 송신 및 수신장치
JP2002176458A (ja)	2002-06-21	Ｄｃオフセット除去回路
JPH04250752A (ja)	1992-09-07	Ｍｓｋ復調回路
JP2001069182A (ja)	2001-03-16	Ａｍ復調方式
JPH0630483B2 (ja)	1994-04-20	秘話装置